Home / 583,553.20-805,535.36-501,556.88

Finding the Fourth Proportional to 583,553.20, 805,535.36 and 501,556.88

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Solution

The fourth proportional to 583,553.20, 805,535.36 and 501,556.88 is: 692,347.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,553.20 : 805,535.36 = 501,556.88 : x
  2. Step 2: Convert to fraction form
    583,553.20/805,535.36 = 501,556.88/x
  3. Step 3: Cross multiply
    583,553.20x = 805,535.36 × 501,556.88
  4. Step 4: Simplify right side
    583,553.20x = 404,021,801,891.28
  5. Step 5: Solve for x
    x = 404,021,801,891.28/583,553.20
  6. Step 6: Final answer
    x = 692,347.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.